Currently, rpath for the nss tools on HP-UX is only set for ia64.
We need to set it for pa-risc
32 bit: tools are in /somewhere/bin, libraries are in /somewhere/lib
RPATH: $ORIGIN/../lib
64 bit: tools are in /somewhre/bin/[pa20_64|64], libraries are in /somewhere/lib/[pa20_64|64]
RPATH: $ORIGIN/../../lib/pa20_64:$ORIGIN:/../../lib/64